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Wheelchair lock
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Patent number 4,062,209
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Issue date Dec 13, 1977
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Collins Industries, Inc.
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Harold A. Downing
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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1976089
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Patent number 1,976,089
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Issue date Oct 9, 1934
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1943988
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Patent number 1,943,988
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Issue date Jan 16, 1934
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1930560
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Patent number 1,930,560
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Issue date Oct 17, 1933
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1530177
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Patent number 1,530,177
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Issue date Mar 17, 1925
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1333276
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Patent number 1,333,276
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Issue date Mar 9, 1920
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1313270
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Patent number 1,313,270
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Issue date Aug 19, 1919
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1217077
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Patent number 1,217,077
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Issue date Feb 20, 1917
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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1173603
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Patent number 1,173,603
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Issue date Feb 29, 1916
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1139052
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Patent number 1,139,052
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Issue date May 11, 1915
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1048837
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Patent number 1,048,837
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Issue date Dec 31, 1912
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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932492
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Patent number 932,492
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Issue date Aug 31, 1909
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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902456
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Patent number 902,456
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Issue date Oct 27, 1908
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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878277
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Patent number 878,277
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Issue date Feb 4, 1908
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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856197
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Patent number 856,197
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Issue date Jun 11, 1907
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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725013
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Patent number 725,013
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Issue date Apr 7, 1903
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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550989
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Patent number 550,989
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Issue date Dec 10, 1895
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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535501
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Patent number 535,501
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Issue date Mar 12, 1895
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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495097
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Patent number 495,097
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Issue date Apr 11, 1893
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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441770
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Patent number 441,770
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Issue date Dec 2, 1890
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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412641
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Patent number 412,641
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Issue date Oct 8, 1889
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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392227
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Patent number 392,227
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Issue date Nov 6, 1888
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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388818
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Patent number 388,818
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Issue date Sep 4, 1888
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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388258
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Patent number 388,258
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Issue date Aug 21, 1888
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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366903
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Patent number 366,903
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Issue date Jul 19, 1887
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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359488
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Patent number 359,488
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Issue date Mar 15, 1887
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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322831
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Patent number 322,831
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Issue date Jul 21, 1885
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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320213
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Patent number 320,213
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Issue date Jun 16, 1885
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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308987
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Patent number 308,987
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Issue date Dec 9, 1884
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES